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Stiebel Eltron WWK302 302L Heat Pump from $3299 Installed

Stiebel Eltron WWK302 302L Heat Pump Hot Water System Installed - JR Gas and WaterWater Heater - Heatpump

Stiebel Eltron WWK302 302L Heat Pump from $3299 Installed


BASE RATE - Perfect for those who wish to install the exact make and model as their current system. NOTE the existing system must be compliant with current standards for this package to apply with tempering valve installed, appropriate support base and drains run to compliant discharge point.

plus SILVER INCLUSIONS - Designed for those switching from a similar electric system and wanting to upgrade the valve and pipework so its all new, complaint and working effectively. NOTE reusing old valves can effect your product warranty. The existing installation must have compliant drains and appropriate support base for this package to apply.

plus GOLD INCLUSIONS - Our most popular package for the do it right the first time person. Strip it all down and redo all the pipework, valves, fit a new support base, run drains to a compliant discharge point then dispose of the old unit.

plus PLATINUM INCLUSIONS - Designed for those wanting to replace and relocate their existing system to a new location or convert from a different system type.

STEP 1. - Select Post Rebate External Installation Package (STC Rebates signed over to JR Gas & Water on install)
STEP 2. - Select Preferred Installation Day
STEP 3. - Select Installation Area
Regular price $3,699.00 Sale price $3,299.00 Save $400
  • Free SEQ shipping
  • Returns Available
  • Secure payments
  • In stock, ready to ship
  • Inventory on the way

All online packages are for a like for like, EXTERNAL (outside building lines) replacement of existing installation only and installation fees do not cover relocating the system, upgrades to current standards, electrical supply alterations outside of a standard disconnect/reconnect, upgrades due to insufficient gas, water or power supplies or repairs of any kind outside of the hot water system UNLESS they are included the purchased package.

For all internal installations please complete our quote request form.

All electrical hot water systems must be perpendicular to the wall with the electrical connection at the front and centre facing forward. unless a relocation package has been purchased.


Two man install will be required where access issues noted below are applicable and installation is not safe to be completed by a single person will be an additional $200. Access for installation is to be free of stairs, steep driveways, through homes, over retaining walls, in ceilings. Unit must be able to be maneuverer by hand trolley from vehicle to installation position without being carried. Confirmation from JR in writing of access suitability where any of the above conditions apply. For restricted access installations we recommend completing our quote request form and sending photos prior.

Tax included. Shipping calculated at checkout.

Maximize Your Efficiency: The Stiebel Eltron WWK302 Heat Pump Review

If you’re in the market for a heat pump, the Stiebel Eltron WWK302 stands out with its low-temperature performance and energy-efficient design. We evaluate these key points and more to help you make a well-informed decision about your household’s hot water system.

Key Takeaways

  • The Stiebel Eltron WWK302 Heat Pump is a highly energy-efficient appliance that works in temperatures as low as -5°C and is designed to save on energy costs, offering significant energy savings with its high COP and solar PV system connectivity.

  • It features flexible indoor and outdoor installation options, a quiet encased compressor design, maintenance-free operation with a current impressed anode, and a user-friendly active defrost function for optimal performance in cold climates.

  • The heat pump comes with comprehensive warranty and support services, including a 5-year cylinder warranty, and is eligible for STC/VEECS rebates up to $1,000, providing value through energy savings, maintenance convenience, and competitive pricing with rebate incentives.

Stiebel Eltron WWK302 Heat Pump Features

Pioneering the way with innovative technology, the Stiebel Eltron WWK302 Heat Pump is designed with a host of remarkable features that set it apart. It’s an embodiment of advanced heat pump technology, finely tuned to harness ambient heat from the air to produce hot water, even in temperatures as low as -5°C without the need for an element.

We will now examine the unique attributes of this heat pump that contribute to its exceptional performance.

Energy Efficiency and Coefficient of Performance (COP)

When it comes to energy efficiency, the Stiebel Eltron WWK302 Heat Pump truly shines. Equipped with a standout Coefficient of Performance (COP), it demonstrates reduced energy consumption, leading to decreased operating expenses. What does this mean for you? Simply put, the high energy efficiency of the heat pump means that it uses less energy to produce hot water, leading to significant savings on your electricity bills.

So, not only do you get to enjoy energy efficient hot water whenever you need it, but with hot water heat, you also save on energy costs—a win-win situation!

Solar PV Systems Connection

The Stiebel Eltron WWK302 Heat Pump offers:

  • Energy efficiency

  • Flexibility in energy sources

  • Capability to connect to solar PV systems

  • Harnessing solar power for additional energy savings

  • Enhanced energy efficiency, even in cold climates

  • A more sustainable and self-reliant energy solution

However, keep in mind that a connection must be performed by a qualified electrician to ensure safety and optimal performance.

Encased Compressor Design

The Stiebel Eltron WWK302 Heat Pump also stands out for its encased compressor design suitable for both indoor and outdoor installations. This feature ensures quiet operation and protection from external elements.

This means you get an efficient hot water system that doesn’t disturb your peace with noisy operation. In fact, the noise level is akin to a regular conversation, making this heat pump a perfect fit for your tranquil home environment.

Active Defrost Function

Another exceptional feature of the Stiebel Eltron WWK302 Heat Pump is its installation active defrost function. This function prevents ice buildup, ensuring the heat pump maintains efficiency even in cold conditions. Once the frost monitor detects hoar frost accumulation at the evaporator, the function initiates the defrosting process, effectively maintaining optimal operation even in low temperatures.

So, whether you live in a mild or cold climate, this heat pump is designed to perform efficiently as it cold climates operates effectively, making heat pumps a great choice for any home.

Installation and Maintenance

Grasping the installation and maintenance requirements of a heat pump is vital for its longevity and performance. The Stiebel Eltron WWK302 Heat Pump has specific requirements for both indoor and outdoor installations. Moreover, it comes with a maintenance-free current impressed anode, significantly reducing the need for regular replacement or maintenance.

We will now examine these aspects in more detail.

Indoor and Outdoor Installation Options

The Stiebel Eltron WWK302 Heat Pump is designed to be installed indoors and can also be installed outdoors. To enable the refrigeration system to disperse cold air effectively for indoor installations, a clear space of 13 m3 is required. This ensures optimal performance and efficient cooling. On the other hand, outdoor installations require 500mm of clear space on each side of the grill, ensuring optimal functioning.

This flexibility in indoor installation options allows you to choose a location that best suits your home’s layout and your personal preferences, whether it’s an installation outdoor or inside your home.

Electrical Installation and Associated Pipe Work

In addition to the physical installation, the Stiebel Eltron WWK302 Heat Pump also requires specific electrical installation and associated pipe work. The electrical installation necessitates careful positioning of the heat pump and proper fitting of all safety equipment.

Pipe work, required for the connection to the DHW outlet, should be undertaken by a professional installer to guarantee safe and correct installations, thus ensuring the optimal performance of your heat pump.

Maintenance-Free Current Impressed Anode

Maintenance is a crucial aspect of any appliance, and with the Stiebel Eltron WWK302 Heat Pump, you can enjoy a hassle-free experience. It comes with a maintenance-free current impressed anode, which eliminates the need for regular replacement or maintenance. This feature not only ensures the long-term operation of the heat pump but also reduces the time and cost associated with regular maintenance.

So, you can enjoy your hot water without worrying about frequent upkeep.

Warranty and Support

Buying an appliance is a significant investment, hence the importance of comprehending the warranty and support details. The Stiebel Eltron WWK302 Heat Pump comes with a comprehensive warranty and customer support to ensure your peace of mind. We will now examine these aspects more thoroughly.

Warranty Information

The Stiebel Eltron WWK302 Heat Pump is backed by a competitive warranty package. This includes a 5-year warranty for the cylinder, a 2-year onsite labor warranty, and a 2-year parts warranty (excluding labor). This warranty ensures that in the unlikely event of a fault or defect, you’re covered.

This warranty coverage is a testament to the quality and reliability of the Stiebel Eltron heat pump range.

Customer Support

Besides a comprehensive warranty, Stiebel Eltron also provides exceptional customer support for any inquiries or issues related to the heat pump. The customer support team can be reached at 1800 153 351, and the typical response time is within 24-48 hours. Whether you have a question about installation, maintenance, or operation, the dedicated support team is ready to assist you. They provide support in various languages, ensuring effective communication and prompt resolution of your queries.

Sizing and Capacity

Finding the right heat pump size is crucial to meet your unique hot water needs. The Stiebel Eltron WWK302 Heat Pump offers a generous storage capacity and a detailed sizing guide to help you make an informed decision.

We will now investigate these aspects further.

Cylinder Capacity

The Stiebel Eltron WWK302 Heat Pump boasts the following features:

  • Generous 302-liter fixed cylinder capacity

  • Suitable for a household size of 3-6 people

  • Capable of meeting the hot water demands of different household sizes

However, it’s important to note that a larger cylinder capacity necessitates more energy for heating and is susceptible to increased heat loss.

Nonetheless, the 302-liter capacity positions this heat pump competitively within the market, making it an ideal choice for homes with significant hot water demand.

Sizing Guide

Choosing the right heat pump size is crucial for optimized performance and energy efficiency. The Stiebel Eltron WWK302 Heat Pump comes with a detailed sizing guide to help you make the right choice based on your hot water usage and household size. Key considerations include measuring the capacity of your existing hot water tank in liters, evaluating your household size, and assessing your hot water usage.

The hot water heat pump, with its efficient c air flow rate, has a nominal capacity of 302 liters and can deliver a maximum mixed water amount of 460 liters at 40 °C, ensuring ample hot water for your household needs, while maintaining an optimal cold water temperature. Hot water heat pumps like this one are known for their efficiency and reliability in managing temperature water.

Pricing and Delivery Information

Being aware of the pricing and delivery details of your heat pump can assist in better planning of your purchase. The Stiebel Eltron WWK302H Heat Pump offers competitive pricing and various delivery options for your convenience. We will now examine these aspects more thoroughly.

Pricing Details

The Stiebel Eltron WWK302 Heat Pump:

  • Priced competitively, with a retail price between $3399 and $3899

  • Provides excellent value for money

  • Offers high-quality and energy-efficient performance

It’s an investment that pays for itself over time through energy savings and reduced utility bills.

Delivery Options

In addition to competitive pricing, the Stiebel Eltron WWK302H Heat Pump also offers various delivery options. Standard delivery is available, along with a Premium Delivery option in select areas that allows you to choose a 2-hour delivery window for your convenience.

Moreover, free delivery is available in specific areas, including:

  • Melbourne

  • Woolongong

  • Sydney

  • Central Coast

  • Newcastle

  • South East Queensland

This makes the purchasing process even more convenient for you.


The Stiebel Eltron WWK302H Heat Pump also qualifies for STC/VEECS rebates, a government incentive that provides a rebate of up to $1,000 on eligible heat pump and hot water systems.

We will now examine these rebates and the claim process in more depth.

Rebate Overview

The STC/VEECS rebate program is a government initiative that offers a rebate of up to $1,000 on eligible heat pump and hot water systems. These rebates are provided through Small-scale Technology Certificates (STCs) and Victorian Energy Efficiency Certificates (VEECs), which represent greenhouse gas emissions reductions.

By availing of this rebate and utilizing extended off peak power, you can offset the initial cost of the Stiebel Eltron WWK302 Heat Pump, making it even more affordable.

Claim Process

Claiming your STC/VEECS rebates is a straightforward process. All you need to do is download the hot water rebate forms and fill them out along with your plumbing installation certificate. The claim process can be efficiently completed online, making it a convenient option for homeowners.

By taking advantage of these rebates, you can enjoy substantial savings on your heat pump purchase.


The Stiebel Eltron WWK302 Heat Pump is a top-notch choice for homeowners seeking a reliable and energy-efficient solution for their hot water needs. With its advanced features like high energy efficiency, solar PV system connection, encased compressor design, and active defrost function, this heat pump stands out in the marketplace. The generous warranty, comprehensive customer support, competitive pricing, and STC/VEECS rebates further add to its appeal. Whether you’re building a new home or upgrading your existing hot water system, the Stiebel Eltron WWK302 Heat Pump offers an excellent combination of performance, efficiency, and value for money.

Frequently Asked Questions

What are the pitfalls of a heat pump water heater?

The pitfall of a heat pump water heater is that it may not work efficiently in colder temperatures, requiring a consistent temperature range of 40o to 90oF (3o-32oC) to operate effectively. Therefore, it may be challenging to use in certain regions.

What is the best heat pump to buy in Australia?

One of the best heat pump brands in Australia is Stiebel Eltron, known for providing reliable and quality heating solutions for almost a century. Their range of air source heat pumps is designed to be highly efficient, with many models boasting an impressive 4-star energy rating.

What is the lifespan of a heat pump water heater?

A heat pump water heater typically lasts between 10 to 15 years, but proper installation and regular maintenance are crucial for maximizing its lifespan. Various factors such as component quality and installation environment can also influence its longevity.

What makes the Stiebel Eltron WWK302 Heat Pump energy-efficient?

The Stiebel Eltron WWK302 Heat Pump is energy-efficient due to its advanced features, including high energy efficiency and a notable Coefficient of Performance (COP), resulting in reduced energy consumption and operating expenses.

Can I connect the Stiebel Eltron WWK302 Heat Pump to a solar PV system?

Yes, you can connect the Stiebel Eltron WWK302H Heat Pump to a solar PV system for additional energy savings.

Brand - Stiebel Eltron
Model Number - WWK302
Volume - 300L
Width - 690mm
Height - 1921mm
Manufacturered In - Slovakia
Cylinder/ Heat Exchange Material - Steel
Cylinder/Heat-Exchange Warranty - 5 Years
Noise Level - 45dBa
Avoid Install Next to Sleeping Areas - Yes (Recommend Unit Relocated To Communal Areas or Switched off at Night)
Weight - 135kg
Energy Source - Solar
Wifi Controller Built in or Compatible - No
Built In Timer - No
LED/LCD Status Indicator - Yes
Coefficient of Performance (COP) - 3.58

If you're in Queensland and considering a heat pump hot water system, look no further than JR Gas & Water. Here's why:

Experience and Expertise: JR Gas & Water has over 10 years of experience in the gas and plumbing industry. Their team of licensed and insured professionals is highly skilled and knowledgeable about all aspects of heat pump installation, maintenance, and repair. They can provide expert advice on the best system for your needs and ensure a smooth installation process.

Quality Products: JR Gas & Water uses only high-quality products from trusted brands to ensure your heat pump hot water system is reliable and efficient. They also offer a range of options to suit different budgets and requirements.

Competitive Pricing: JR Gas & Water offers competitive pricing for their heat pump hot water systems, ensuring that you get a great value for your investment. They also provide a detailed quote upfront, so there are no surprises or hidden costs.

Customer Service: JR Gas & Water is committed to providing excellent customer service. They are always available to answer any questions or concerns you may have and are committed to ensuring your satisfaction.

Local Business: JR Gas & Water is a locally owned and operated business in Queensland. By choosing them for your heat pump hot water installation, you are supporting a local business and contributing to the local economy.

Warranty and Guarantee: JR Gas & Water provides a warranty and guarantee on all their products and services, giving you peace of mind knowing that your system is covered in case of any issues.

Sustainable and Environmentally Friendly: Heat pump hot water systems are a sustainable and environmentally friendly option for heating water. They use renewable energy sources, such as air or ground heat, to heat water, resulting in lower greenhouse gas emissions and reduced energy bills. JR Gas & Water can help you make the switch to a more sustainable and cost-effective solution for your hot water needs.

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A heat pump hot water system is an energy-efficient way to heat water for domestic use. It works by using a heat pump to extract heat from the air outside, then transferring it to the water in a storage tank.

The benefits of installing a heat pump hot water system include lower energy bills, reduced greenhouse gas emissions, and a longer lifespan than traditional hot water systems.

The cost of installing a heat pump hot water system in Australia can vary depending on factors such as the size of the system, the complexity of the installation, and the location of the property. On average, prices range from $2,500 to $5,000.

Yes, there are several government rebates and incentives available for installing a heat pump hot water system in Australia. These include the Small-Scale Technology Certificate (STC) scheme, which provides financial incentives for renewable energy systems, and the Renewable Energy Target (RET) scheme, which aims to increase the use of renewable energy sources.

The installation time for a heat pump hot water system can vary depending on the complexity of the installation and the size of the system. On average, installation can take between 2-3 hours.

Yes, like all hot water systems, heat pump hot water systems require regular maintenance to ensure they are working efficiently and to prolong their lifespan. This includes checking the system's filters, cleaning the coils, and checking the refrigerant levels.

Heat pump hot water systems typically last between 10-15 years, although this can vary depending on the quality of the system, the frequency of maintenance, and the level of usage.

Yes, heat pump hot water systems can be installed in most types of properties, including residential homes, commercial buildings, and apartments.

Yes, installing a heat pump hot water system can have environmental benefits, such as reducing greenhouse gas emissions and helping to conserve natural resources. However, it's important to ensure that the system is installed correctly and that the property has adequate ventilation to avoid any negative environmental impacts.

Choosing the right size heat pump hot water system for your property will depend on several factors, including the number of people in the property, the level of hot water usage, and the climate in the area. A qualified installer can help you determine the right size system for your needs.

Reviews From Our Customers


Great service. We were about to move into a house without hot water! Were able to get to us urgently and have us up and running. Professional, friendly service! Reasonable pricing too.


The JR Gas and Water team was very professional and friendly. They arrived on time and exchanged my hot water system within 2 hours. Will definitely use them again in the future.


Not only is the service incredible, the quality of the work is too! The digital quotes are detailed, so you know exactly what you are paying for (and why). Jarred was prompt, efficient, and highly skilled.


I called JR Gas and Water at 9.30 Saturday morning and he arrived at appointment time 11.30 Saturday morning.
Job complete, waste and packaging removed.
Highly recommend this service.
Super Friendly, very efficient.


I recently contacted JR Gas & Water as I needed a new electric hot water system suppled and installed. Their website is informative and easy to navigate and the quote and booking process very straight-forward. The service I experienced from my initial phone enquiry with Jay all the way through to the punctual and professional installation by Sean was absolutely amazing! The service provided far exceeded my expectations. I highly recommend JR Gas & Water.


Accurate on time and easy to read quotes. They arrived on schedule and we’re in and out with hot water going again in no time. There was no mess left behind it was easy and hassle free


Very informative in helping me choose a hot water system that suited my needs. Competitive prices. Quick and reliable service.Happy with my product and highly recommend this company for your hot water needs


JR Gas and Water were fast, efficient and very reliable. They sent a quote quickly that was itemised and comprehensive. I was able to approve the quote online and they were out the next day to fit the new hot water system. As the family have a very ill family member we were all very grateful. We had tried another service just before this company and they were all over the show with lots of comments about "extras", after providing an initial quote. So glad we changed to JR Gas and Water!


You wont see reviews this good anywhere else.

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